package code08_常用类.可变字符串;

/**
 * @author 黄衡熙
 * @version 1.0
 */
public class Test01 {
    public static void main(String[] args) {
//        String s = "";
//        for(int i = 0; i < 10000; i++){
//            s+="a";
//        }
        StringBuffer buffer = new StringBuffer("admin");
        StringBuilder builder = new StringBuilder("admin");
    }
}
